CVE-2023-21515
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedInstantPlay which included vulnerable script which could execute javascript in Galaxy Store prior to version 4.5.49.8 allows attackers to execute javascript API to install APK from Galaxy Store.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceA vulnerability in Samsung Galaxy Store's InstantPlay feature allows attackers to execute arbitrary JavaScript code, potentially enabling unauthorized APK installations, due to insufficient validation in the InstantPlay script prior to version 4.5.49.8.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data< 4.5.49.8CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Confirm Galaxy Store is installedNavigate to Settings > Apps on your Samsung Android device and locate Galaxy Store, or use ADB command: adb shell pm list packages | grep samsungappsAffected if Galaxy Store app is present on the device
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Determine installed Galaxy Store versionIn Settings > Apps > Galaxy Store, tap on App info to view the version number, or use ADB: adb shell dumpsys package com.sec.android.app.samsungapps | grep versionNameAffected if Version shown is below 4.5.49.8
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Verify InstantPlay feature statusOpen Galaxy Store app, go to Settings or Menu options to find InstantPlay or Instant Play settings, and confirm whether the feature is enabled or toggled onAffected if InstantPlay feature is currently enabled in the app settings
You are affected if Galaxy Store version is lower than 4.5.49.8 AND the InstantPlay feature is enabled on your device
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
dbcve · scoped4.5.49.8
Update Galaxy Store to version 4.5.49.8 or later to patch the vulnerable InstantPlay component.
Galaxy Store version 4.5.49.8 or later
- Open the Galaxy Store app on your Samsung device
- Navigate to the Menu or Settings section
- Tap on 'Settings' or 'About Galaxy Store'
- Check for updates or verify the current app version
- Update Galaxy Store to version 4.5.49.8 or higher if an update is available
- If automatic updates are enabled, ensure automatic updates are allowed to run
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation1.0 h
- Implementation1.0 h
- Testing2.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,376.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2023-21515 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2023-21515 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data